// Copyright (c) Microsoft Corporation
// All rights reserved.
//
// MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
// documentation files (the 'Software'), to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

const httpErrors = require('http-errors');
const statuses = require('statuses');

const createError = exports = module.exports = (status, code, message) => {
    if (typeof message === 'object') {
        if ('message' in message) {
            message = message.message;
        } else {
            message = JSON.stringify(message);
        }
    }
    const error = httpErrors(statuses(status), message, {code});
    Error.captureStackTrace(error, createError);
    return error;
};

const createUnknownError = exports.unknown = (cause) => {
    if (cause instanceof httpErrors.HttpError) {
        return cause;
    }
    const message = cause instanceof Error ? cause.message : String(cause);
    const error = createError('Internal Server Error', 'UnknownError', message);
    if (cause instanceof Error) {
        error.stack = cause.stack;
    } else {
        Error.captureStackTrace(error, createUnknownError);
    }
    return error;
};
